This Robertshaw 10-227 "S-1" style sensor/ignitor is a must-have for anyone in need of HVAC and refrigeration controls and circuit boards. With its high-quality construction and reliable performance, it's sure to meet all your business and industrial needs. The brand name speaks for itself, as Robertshaw is known for its outstanding reputation in the industry. Designed for use in HVAC and refrigeration systems, this sensor/ignitor is a crucial component that ensures optimal performance and reliability. Its design and construction are unparalleled, making it the perfect choice for anyone in need of a reliable and high-quality part. Order yours today and experience the difference for yourself!